Match A & B with i] & ii] - A:alkynes B: alkane with  `i] C_nH(2n+2) "    "  ii] C_nH_(2n-2)` 

Fill in the blanks with the correct words from the brackets: Generally ionic compounds exist in [i]......... [solid / liquid / gas] state. Melting and boiling points of covalent compounds are generally [ii] ……..[low/high].The general formula for alkaneis [iii]............. [C_nH_(2n)//C_nH_(2n-2)//C_nH_(2n+2)] . For alkynes the general formula is [iv] …….. [C_nH_(2n)//C_nH_(2n-2)//C_nH_(2n+2)]

Give the: i] IUPAC name of the homologous series ii] Characteristic bond type in each case i.e. a] & b] relating to the homologous series of hydrocarbons-whose general formula is- a] C_2H_(2n-2) b] C_nH_(2n+2)

(a) Which of these have higher bond dissociation energy and why ? (i) N_(2)^(+)(ii)O_(2)^(+) (b) What kinds of molecular forced exist between the species in the following pairs of particles and why ? (i)He and N_(2)(ii) Cl_(2)and NO_(3)^(-)(iii)NH_(3)and CO.

Evaluate : (i) (a+6b)^(2) " " (ii) (3x-4y)^(2) " " (iii) (2a-b+c)^(2)

The decrasing basic order of the following is: i. Me_(2)N - NMe_(2) , ii. MeNH-NHMe iii. H_(2)N - NH_(2) , iv. NH_(3)

Arrange the following in the increasing order of their basic strength : (i) (CH_3)_3 N (ii) CH_3 NH_2 (iii) NH_3

Match the Column I with column II and mark the appropriate choice. {:("Column I","Column II"),((A) "Coal gas",(i)CO + H_(2)),((B )"Synthesis gas",(ii) CH_(4)),((C )"Producer gas",(iii) H_(2) + CH_(4) + CO),((D) "Natural gas",(iv) CO + N_(2)):}

From the adjoining Venn diagram , write the following sets : (i) A (ii) B (iii) C (iv) A cup B (v) A cap B (vi) B cup C (vii B cap C (viii) A cup C (ix) A cap C Also verify that : (i) n(A) + n(B) = ( A cup B) +n(A cap B) (ii) n(B) +n(C) = n(B cup C) +n(B cap C)

The correct order of value of pk_b the following amines is (i) C_2H_5NH_2 (ii) (C_2H_5)_2NH (iii) (C_2H_5)_3N

Arrange the following ligands in the decreasing order of priority. a. i. -OH , ii. -COOH iii -CH_(2)OH , iv. CH(OH)CH_(3) b. i. -NH_(2) ii. -C-=N iii. -NO_(2) iv. -CH_(2)NH_(2)